springboot-dubbo-nacos-demo

Springboot-dubbo-nacos

Library need

  • Nacos-client (nacos server connection)
  • Spring-boot-start (springboot application)
  • Dubbo-spring-boot-starter (dubbo annotation/auto configuration)
  • Dubbo (dubbo core)

Modules

  • springboot-dubbo-api (service interfaces)
  • springboot-dubbo-consumer
  • springboot-dubbo-producer

Maven dependencies

  1. Parent
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    <?xml version="1.0" encoding="UTF-8"?>
    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
        <modelVersion>4.0.0</modelVersion>

        <parent>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-parent</artifactId>
            <version>2.5.4</version>
        </parent>

        <groupId>com.xw</groupId>
        <artifactId>springboot-dubbo-nacos-demo</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <name>springboot-dubbo-nacos-demo</name>
        <description>springboot-dubbo-nacos-demo</description>

        <packaging>pom</packaging>

        <modules>
            <module>springboot-dubbo-consumer</module>
            <module>springboot-dubbo-producer</module>
            <module>springboot-dubbo-api</module>
        </modules>

        <properties>
            <druid.version>1.2.6</druid.version>
            <dubbo.version>3.0.1</dubbo.version>
            <nacos.version>2.0.3</nacos.version>
        </properties>

        <dependencyManagement>
            <dependencies>
                <dependency>
                    <groupId>com.alibaba</groupId>
                    <artifactId>druid</artifactId>
                    <version>${druid.version}</version>
                </dependency>
                <dependency>
                    <groupId>org.apache.dubbo</groupId>
                    <artifactId>dubbo-spring-boot-starter</artifactId>
                    <version>${dubbo.version}</version>
                </dependency>
                <dependency>
                    <groupId>com.alibaba.nacos</groupId>
                    <artifactId>nacos-client</artifactId>
                    <version>${nacos.version}</version>
                </dependency>
                <dependency>
                    <groupId>org.apache.dubbo</groupId>
                    <artifactId>dubbo</artifactId>
                    <version>${dubbo.version}</version>
                </dependency>
            </dependencies>
        </dependencyManagement>


    </project>
  2. Module-Producer
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    <?xml version="1.0" encoding="UTF-8"?>
    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
        <modelVersion>4.0.0</modelVersion>

        <parent>
            <groupId>com.xw</groupId>
            <version>0.0.1-SNAPSHOT</version>
            <artifactId>springboot-dubbo-nacos-demo</artifactId>
        </parent>

        <artifactId>springboot-dubbo-producer</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <name>springboot-dubbo-producer</name>
        <description>springboot-dubbo-producer</description>

        <packaging>jar</packaging>

        <dependencies>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter</artifactId>
            </dependency>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-test</artifactId>
                <scope>test</scope>
            </dependency>
            <dependency>
                <groupId>org.apache.dubbo</groupId>
                <artifactId>dubbo-spring-boot-starter</artifactId>
            </dependency>
            <dependency>
                <groupId>com.alibaba.nacos</groupId>
                <artifactId>nacos-client</artifactId>
            </dependency>
            <dependency>
                <groupId>org.apache.dubbo</groupId>
                <artifactId>dubbo</artifactId>
            </dependency>
        </dependencies>
    </project>
  3. Module-Consumer
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    <?xml version="1.0" encoding="UTF-8"?>
    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
        <modelVersion>4.0.0</modelVersion>
        <parent>
            <artifactId>springboot-dubbo-nacos-demo</artifactId>
            <groupId>com.xw</groupId>
            <version>0.0.1-SNAPSHOT</version>
        </parent>

        <artifactId>springboot-dubbo-consumer</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <name>springboot-dubbo-consumer</name>
        <description>springboot-dubbo-consumer</description>

        <properties>
            <java.version>1.8</java.version>
        </properties>

        <dependencies>

            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-web</artifactId>
            </dependency>

            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-test</artifactId>
                <scope>test</scope>
            </dependency>

            <dependency>
                <groupId>org.apache.dubbo</groupId>
                <artifactId>dubbo-spring-boot-starter</artifactId>
            </dependency>

            <dependency>
                <groupId>com.alibaba.nacos</groupId>
                <artifactId>nacos-client</artifactId>
            </dependency>

            <dependency>
                <groupId>org.apache.dubbo</groupId>
                <artifactId>dubbo</artifactId>
            </dependency>
        </dependencies>

        <build>
            <plugins>
                <plugin>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-maven-plugin</artifactId>
                </plugin>
            </plugins>
        </build>
    </project>

Configuration

  1. Dubbo Producer

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    spring:
      application:
        name: dubbo-nacos-producer
    dubbo:
      scan:
        base-packages: com.xw.producer.service
      protocol:
        name: dubbo
        port: 9990
      registry:
        address: nacos://${nacos.server-address}:${nacos.port}/?username=${nacos.username}&password=${nacos.password}

    nacos:
      server-address: 127.0.0.1
      port: 8848
      username: nacos
      password: nacos

  2. Dubbo Consumer

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    server:
      port: 81
    spring:
      application:
        name: springboot-dubbo-consumer
    dubbo:
      application:
        name: ${spring.application.name}
      registry:
        address: nacos://${nacos.server-address}:${nacos.port}/?username=${nacos.username}&password=${nacos.password}

    nacos:
      server-address: 127.0.0.1
      port: 8848
      username: nacos
      password: nacos

    Practice

  3. echo api-interface

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    public interface EchoService {
        String echo(String something);
    }

  4. producer implement

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    package com.xw.producer.service.impl;

    import com.xw.service.EchoService;
    import org.apache.dubbo.config.annotation.DubboService;

    @DubboService(version = "1.0.0")
    public class EchoServiceImpl implements EchoService {

        @Override
        public String echo(String something) {
            return something;
        }

    }

  5. consumer remote invoke

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    package com.xw.demo.controller;

    import com.xw.service.EchoService;
    import org.apache.dubbo.config.annotation.DubboReference;
    import org.springframework.web.bind.annotation.GetMapping;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RequestParam;
    import org.springframework.web.bind.annotation.RestController;

    @RestController
    @RequestMapping("/v1.0")
    public class EchoController {

        @DubboReference(version = "1.0.0")
        EchoService echoService;

        @GetMapping("/echo")
        public String echo(@RequestParam("something") String something) {
            return echoService.echo(something);
        }
    }
发布于 
tags:
  • { nacos }
  • { springboot }
  • { dubbo }